The biggest problem with walking robots is simply the frame ... The electronics are based on an Arduino Pro Mini, with a PCB for turning the Arduino’s pins into servo headers.

Tokyo-based Jizai, Inc., has officially unveiled its customizable General-Purpose AI robot called “Mi-Mo ... tinkering with computer hardware, like Arduino. This is especially the case ...

Introduce external feedback, and the Arduino will notice a mismatch between the two potentiometer values, allowing the robot to stop pushing (or keep pushing depending on how he programs it).